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+# ============LICENSE_START==========================================
+# ===================================================================
+# Copyright (c) 2017 AT&T
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#============LICENSE_END============================================
+
+tosca_definitions_version: cloudify_dsl_1_3
+
+description: >
+ This blueprint creates a Kubernetes Cluster.
+ It is based on this documentation: https://kubernetes.io/docs/getting-started-guides/kubeadm/
+
+imports:
+ - https://raw.githubusercontent.com/cloudify-cosmo/cloudify-manager/4.1/resources/rest-service/cloudify/types/types.yaml
+ - https://raw.githubusercontent.com/cloudify-cosmo/cloudify-openstack-plugin/2.2.0/plugin.yaml
+ - https://raw.githubusercontent.com/cloudify-incubator/cloudify-utilities-plugin/1.2.5/plugin.yaml
+ - https://raw.githubusercontent.com/cloudify-cosmo/cloudify-fabric-plugin/1.5/plugin.yaml
+ - https://raw.githubusercontent.com/cloudify-cosmo/cloudify-diamond-plugin/1.3.5/plugin.yaml
+ - imports/cloud-config.yaml
+ - imports/kubernetes.yaml
+
+inputs:
+
+ image:
+ description: Image to be used when launching agent VMs
+ default: { get_secret: centos_core_image }
+
+ flavor:
+ description: Flavor of the agent VMs
+ default: { get_secret: large_image_flavor }
+
+ agent_user:
+ description: >
+ User for connecting to agent VMs
+ default: centos
+
+ helm_version:
+ description: helm version to be installed
+ default: v2.7.0
+
+dsl_definitions:
+
+ openstack_config: &openstack_config
+ username: { get_secret: keystone_username }
+ password: { get_secret: keystone_password }
+ tenant_name: { get_secret: keystone_tenant_name }
+ auth_url: { get_secret: keystone_url }
+ region: { get_secret: region }
+
+node_templates:
+
+ nfs_server:
+ type: cloudify.nodes.SoftwareComponent
+ properties:
+ interfaces:
+ cloudify.interfaces.lifecycle:
+ start:
+ implementation: fabric.fabric_plugin.tasks.run_script
+ inputs:
+ script_path: scripts/nfs.sh
+ use_sudo: true
+ process:
+ args:
+ fabric_env:
+ host_string: { get_attribute: [ kubernetes_master_host, ip ] }
+ user: { get_input: agent_user }
+ key: { get_secret: agent_key_private }
+ relationships:
+ - type: cloudify.relationships.contained_in
+ target: kubernetes_master_host
+
+ k8s_tools:
+ type: cloudify.nodes.SoftwareComponent
+ properties:
+ interfaces:
+ cloudify.interfaces.lifecycle:
+ start:
+ implementation: fabric.fabric_plugin.tasks.run_script
+ inputs:
+ script_path: scripts/k8s_tools.sh
+ process:
+ args: [{ get_input: helm_version }]
+ fabric_env:
+ host_string: { get_attribute: [ kubernetes_master_host, ip ] }
+ user: { get_input: agent_user }
+ key: { get_secret: agent_key_private }
+ relationships:
+ - type: cloudify.relationships.contained_in
+ target: kubernetes_master
+
+ kubernetes_master_host:
+ type: cloudify.openstack.nodes.Server
+ properties:
+ openstack_config: *openstack_config
+ agent_config:
+ user: { get_input: agent_user }
+ install_method: remote
+ port: 22
+ key: { get_secret: agent_key_private }
+ server:
+ key_name: ''
+ image: ''
+ flavor: ''
+ management_network_name: { get_property: [ public_network, resource_id ] }
+ interfaces:
+ cloudify.interfaces.lifecycle:
+ create:
+ inputs:
+ args:
+ image: { get_input: image }
+ flavor: { get_input: flavor }
+ userdata: { get_attribute: [ cloudify_host_cloud_config, cloud_config ] }
+ relationships:
+ - target: kubernetes_master_port
+ type: cloudify.openstack.server_connected_to_port
+ - type: cloudify.relationships.depends_on
+ target: cloudify_host_cloud_config
+
+ kubernetes_node_host:
+ type: cloudify.openstack.nodes.Server
+ properties:
+ openstack_config: *openstack_config
+ agent_config:
+ user: { get_input: agent_user }
+ install_method: remote
+ port: 22
+ key: { get_secret: agent_key_private }
+ server:
+ key_name: ''
+ image: ''
+ flavor: ''
+ management_network_name: { get_property: [ private_network, resource_id ] }
+ relationships:
+ - type: cloudify.relationships.contained_in
+ target: k8s_node_scaling_tier
+ - target: kubernetes_node_port
+ type: cloudify.openstack.server_connected_to_port
+ interfaces:
+ cloudify.interfaces.lifecycle:
+ create:
+ inputs:
+ args:
+ image: { get_input: image }
+ flavor: { get_input: flavor }
+ userdata: { get_attribute: [ cloudify_host_cloud_config, cloud_config ] }
+ cloudify.interfaces.monitoring_agent:
+ install:
+ implementation: diamond.diamond_agent.tasks.install
+ inputs:
+ diamond_config:
+ interval: 1
+ start: diamond.diamond_agent.tasks.start
+ stop: diamond.diamond_agent.tasks.stop
+ uninstall: diamond.diamond_agent.tasks.uninstall
+ cloudify.interfaces.monitoring:
+ start:
+ implementation: diamond.diamond_agent.tasks.add_collectors
+ inputs:
+ collectors_config:
+ CPUCollector: {}
+ MemoryCollector: {}
+ LoadAverageCollector: {}
+ DiskUsageCollector:
+ config:
+ devices: x?vd[a-z]+[0-9]*$
+ NetworkCollector: {}
+ ProcessResourcesCollector:
+ config:
+ enabled: true
+ unit: B
+ measure_collector_time: true
+ cpu_interval: 0.5
+ process:
+ hyperkube:
+ name: hyperkube
+
+ kubernetes_security_group:
+ type: cloudify.openstack.nodes.SecurityGroup
+ properties:
+ openstack_config: *openstack_config
+ security_group:
+ name: kubernetes_security_group
+ description: kubernetes master security group
+ rules:
+ - remote_ip_prefix: 0.0.0.0/0
+ port_range_min: 1
+ port_range_max: 65535
+ protocol: tcp
+ direction: ingress
+ ethertype: IPv4
+ - remote_ip_prefix: 0.0.0.0/0
+ port_range_min: 1
+ port_range_max: 65535
+ protocol: tcp
+ direction: egress
+ ethertype: IPv4
+ - remote_ip_prefix: 0.0.0.0/0
+ port_range_min: 1
+ port_range_max: 65535
+ protocol: udp
+ direction: ingress
+ ethertype: IPv4
+ - remote_ip_prefix: 0.0.0.0/0
+ port_range_min: 1
+ port_range_max: 65535
+ protocol: udp
+ direction: egress
+ ethertype: IPv4
+
+ kubernetes_master_port:
+ type: cloudify.openstack.nodes.Port
+ properties:
+ openstack_config: *openstack_config
+ relationships:
+ - type: cloudify.relationships.contained_in
+ target: public_network
+ - type: cloudify.relationships.depends_on
+ target: public_subnet
+ - type: cloudify.openstack.port_connected_to_security_group
+ target: kubernetes_security_group
+ - type: cloudify.openstack.port_connected_to_floating_ip
+ target: kubernetes_master_ip
+
+ kubernetes_node_port:
+ type: cloudify.openstack.nodes.Port
+ properties:
+ openstack_config: *openstack_config
+ relationships:
+ - type: cloudify.relationships.contained_in
+ target: k8s_node_scaling_tier
+ - type: cloudify.relationships.connected_to
+ target: private_network
+ - type: cloudify.relationships.depends_on
+ target: private_subnet
+ - type: cloudify.openstack.port_connected_to_security_group
+ target: kubernetes_security_group
+
+ private_subnet:
+ type: cloudify.openstack.nodes.Subnet
+ properties:
+ openstack_config: *openstack_config
+ use_external_resource: true
+ resource_id: { get_secret: private_subnet_name }
+ relationships:
+ - target: private_network
+ type: cloudify.relationships.contained_in
+
+ private_network:
+ type: cloudify.openstack.nodes.Network
+ properties:
+ openstack_config: *openstack_config
+ use_external_resource: true
+ resource_id: { get_secret: private_network_name }
+
+ public_subnet:
+ type: cloudify.openstack.nodes.Subnet
+ properties:
+ openstack_config: *openstack_config
+ use_external_resource: true
+ resource_id: { get_secret: public_subnet_name }
+ relationships:
+ - target: public_network
+ type: cloudify.relationships.contained_in
+ - target: router
+ type: cloudify.openstack.subnet_connected_to_router
+
+ public_network:
+ type: cloudify.openstack.nodes.Network
+ properties:
+ openstack_config: *openstack_config
+ use_external_resource: true
+ resource_id: { get_secret: public_network_name }
+
+ router:
+ type: cloudify.openstack.nodes.Router
+ properties:
+ openstack_config: *openstack_config
+ use_external_resource: true
+ resource_id: { get_secret: router_name }
+ relationships:
+ - target: external_network
+ type: cloudify.relationships.connected_to
+
+ external_network:
+ type: cloudify.openstack.nodes.Network
+ properties:
+ openstack_config: *openstack_config
+ use_external_resource: true
+ resource_id: { get_secret: external_network_name }
+
+ k8s_node_scaling_tier:
+ type: cloudify.nodes.Root
+
+ kubernetes_master_ip:
+ type: cloudify.openstack.nodes.FloatingIP
+ properties:
+ openstack_config: *openstack_config
+ floatingip:
+ floating_network_name: { get_property: [ external_network, resource_id ] }
+
+groups:
+
+ k8s_node_group:
+ members:
+ - kubernetes_node_host
+ - kubernetes_node_port
+
+policies:
+
+ kubernetes_node_vms_scaling_policy:
+ type: cloudify.policies.scaling
+ properties:
+ default_instances: 6
+ targets: [k8s_node_group]
+
+outputs:
+
+ kubernetes_master_public_ip:
+ value: { get_attribute: [ kubernetes_master_ip, floating_ip_address ] }